Total Bridges
5,527
Public highway bridges in Maryland
State profile · Below national median SD
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Maryland — drawn straight from the FHWA National Bridge Inventory.
Total Bridges
5,527
Public highway bridges in Maryland
Good Condition
25.9%
1,432 bridges rated 7-9
-24.1pp vs 50% benchmark
Poor Condition
4.3%
236 bridges rated 0-4
Structurally Deficient
4.3%
236 bridges flagged for repair priority
-2.7pp vs national avg 7.0%
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Adjacent states on the structurally deficient leaderboard (lower share = better)
States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Maryland on the same metric.
09
47
24
08
41
Six lowest-condition bridges in Maryland, ranked by composite NBI rating. Each is inspected at least every 24 months.
Over: BEAR CREEK
0.01 MI N OF WALNUT ST, Garrett, MD
Over: HAWLINGS RIVER
2.8 MILES NORTH OF MD 108, Montgomery, MD
Over: BEAVER CREEK
0.1 MI W OF ALT US RTE 40, Washington, MD
Over: WATERSPOUT RUN
2.63 MI. WEST MD 25, Baltimore, MD
Over: CSX RAILROAD
0.1 MI NW OF US RTE 40, Baltimore, MD
Over: LITTLE PATUXENT RIVER
0.5 MI W OF US RTE 29, Howard, MD
Over: MTA METRO
0.15 MILE SOUTH OF IS 795, Baltimore, MD
Over: MTA METRO
0.15 MILE SOUTH OF IS 795, Baltimore, MD
Over: WINDLASS RUN
1.1 MI E OF PULASKY HWY, Baltimore, MD
Over: CARSINS RUN
0.5 MILES N MD 22, Harford, MD
Over: CSX TRANS.
0.11 MILE SOUTH OF US 1, Prince George's, MD
Over: CSX TRANS.
.164 MILE SOUTH OF MD 197, Prince George's, MD
Over: ANTIETAM CREEK
0.45 MI W OF MD RTE 60, Washington, MD
Over: REWASTICO POND
2.5 Miles west of MD 347, Wicomico, MD
Over: GEORGES CREEK
0.26 MI N OF MD 35A, Allegany, MD
Over: STONY RUN
0.5 MI W OF MD 170, Anne Arundel, MD
Over: BW PARKWAY
2.0 MILES FROM MARYLAND R, Anne Arundel, MD
Over: LONG GREEN CREEK
100 FT W OF HARTLEY M RD, Baltimore, MD
Over: CSX RAILROAD
1.33 MILES S OF IS 95, Cecil, MD
Over: CSX RAILROAD
0.5 MI. S OF BARKSDALE RD, Cecil, MD
Over: PATUXENT RIVER
1.5 MI E OF MD 650, Howard, MD
Over: IS-370 RP1, MD200 RP7
5.67 MI WEST OF MD 97, Montgomery, MD
Over: MD 200 (ICC)
2.88 MI W OF MD 97, Montgomery, MD
Over: HORSE TAVERN BRANCH
0.5 MILES EAST OF US 301, Prince George's, MD
Over: NORWICH CREEK
ON TALBOT COUNTY LINE, Queen Anne's, MD
Over: PARKER POND
0.42 MILE SOUTH OF MD 350, Wicomico, MD
Over: DIVIDING CREEK
WORCESTER/SOMERSET LINE, Worcester, MD
Over: LITTLE ELK CREEK
0.03 MILE NORTH OF IS 95, Cecil, MD
Over: Meadow Branch
2 MI. N OF OLNEY, Montgomery, MD
Over: BEAVERDAM RUN
0.81 MI W OF MD 25, Baltimore, MD
Over: MOORES RUN
I-895 SB Milepost 14.54, Baltimore city, MD
Over: LITTLE PATUXENT RIVER
0.1 MI N OF US RTE 40, Howard, MD
Over: MD 200 (ICC)
0.71 MI WEST OF MD 650, Montgomery, MD
Over: TRIB TO FEDERAL SPRG BR
0.5 MI N OF MARLBORO PIKE, Prince George's, MD
Over: MATAPONI CREEK
0.29 M S OF ST THMSCH RD, Prince George's, MD
Over: BIG GUNPOWDER FALLS
0.36 MI S. OF HICKS ROAD, Baltimore, MD
Over: BR OF NORTH EAST RIVER
1.03 MILE SOUTH OF US 40, Cecil, MD
Over: OCTORARO CREEK
.05 MI. N OF BASIN RUN RD, Cecil, MD
Over: TRIBUTARY TO MATTAWOMAN
TIMBERBROOK DR INTERSECT, Charles, MD
Over: MILLS BRANCH
0.4 MI W OF US 301, Kent, MD
Over: TRIBUTARY TO SLIGO CREEK
AT FOLK STREET, Montgomery, MD
Over: UNICORN BRANCH
0.1 MI FROM MD RTE 313, Queen Anne's, MD
Over: KINGS CREEK
5 MI NE OF EASTON, Talbot, MD
Over: DOG CREEK
0.08 MI N OF DOGSTREET RD, Washington, MD
Over: JENNINGS RUN
1.38 MI S OF MD 47, Allegany, MD
Over: NORTH MIDDLE RUN
1 MI S OF WESTMNSTR PIKE, Carroll, MD
Over: MILL CREEK
0.13 MILE SOUTH OF MD 327, Cecil, MD
Over: TRIB TO LITTLE MONOCACY
0.18 MI WEST OF MD RTE 28, Montgomery, MD
Over: ST CLEMENTS CREEK
0.28 MILE EAST OF MD 242, St. Mary's, MD
Over: SIDELING HILL CREEK
ON ALLEGANY CO LINE, Washington, MD
Over: EAST BRANCH/ WINTERS RUN
0.6 MILES W OF MD 23, Harford, MD
Over: DRY RIDGE ROAD
2.6 MI W OLD CUMBERL RD, Allegany, MD
Over: DRY RIDGE ROAD
2.6 MI W OLD CUMBERL RD, Allegany, MD
Over: PEA VINE RUN
0.50 MI W OF MD 807, Allegany, MD
Over: DUTCH HOLLOW RUN
0.4 MI. N. OF MD 36, Allegany, MD
Over: WEEMS CREEK
0.35 MILE SOUTH OF IS 595, Anne Arundel, MD
Showing 4,651-4,700 of 5,527 bridges
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |